CA1025422A - Hydropneumatic valve actuator - Google Patents

Hydropneumatic valve actuator

Info

Publication number
CA1025422A
CA1025422A CA239,362A CA239362A CA1025422A CA 1025422 A CA1025422 A CA 1025422A CA 239362 A CA239362 A CA 239362A CA 1025422 A CA1025422 A CA 1025422A
Authority
CA
Canada
Prior art keywords
valve actuator
hydropneumatic valve
hydropneumatic
actuator
valve
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA239,362A
Other languages
French (fr)
Inventor
Alphonse A. Jacobellis
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Greer Hydraulics Inc
Original Assignee
Greer Hydraulics Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Greer Hydraulics Inc filed Critical Greer Hydraulics Inc
Application granted granted Critical
Publication of CA1025422A publication Critical patent/CA1025422A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
    • F16K31/122—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Actuator (AREA)
  • Fluid-Damping Devices (AREA)
  • Fluid-Driven Valves (AREA)
  • Fluid-Pressure Circuits (AREA)
CA239,362A 1974-11-19 1975-11-06 Hydropneumatic valve actuator Expired CA1025422A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/525,203 US3962956A (en) 1974-11-19 1974-11-19 Hydropneumatic valve actuator

Publications (1)

Publication Number Publication Date
CA1025422A true CA1025422A (en) 1978-01-31

Family

ID=24092349

Family Applications (1)

Application Number Title Priority Date Filing Date
CA239,362A Expired CA1025422A (en) 1974-11-19 1975-11-06 Hydropneumatic valve actuator

Country Status (12)

Country Link
US (1) US3962956A (en)
JP (1) JPS5654481B2 (en)
BR (1) BR7507513A (en)
CA (1) CA1025422A (en)
DD (1) DD121972A5 (en)
DE (1) DE2551126A1 (en)
ES (1) ES442808A1 (en)
FR (1) FR2292173A1 (en)
GB (1) GB1477970A (en)
IL (1) IL48415A0 (en)
IT (1) IT1048786B (en)
SE (1) SE7512946L (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1051408A (en) * 1976-03-04 1979-03-27 Rockwell International Corporation Valve actuator
JPS5693578U (en) * 1979-12-20 1981-07-25
US4602555A (en) * 1984-02-01 1986-07-29 Mts Systems Corporation Preloaded table coupling
DE3535193A1 (en) * 1985-10-02 1987-04-16 Hausherr & Soehne Rudolf Cylinder/piston unit with buffer volume
KR910003292A (en) * 1989-07-27 1991-02-27 박원희 Piston seal device of pneumatic cylinder
US5117741A (en) * 1990-01-16 1992-06-02 Sta-Rite Industries, Inc. Double wall hydraulic cylinder
US5265423A (en) * 1992-12-04 1993-11-30 Power Products Ltd. Air-oil pressure intensifier with isolation system for prohibiting leakage between and intermixing of the air and oil
KR101538997B1 (en) * 2013-12-03 2015-07-24 국방과학연구소 3 stage hydraulic actuator for shock test and method for operating of the same
DE102014007221A1 (en) * 2014-05-19 2015-11-19 Rainer Ammann Piston for a dosing pump for dosing flowable filling material
JP6764427B2 (en) * 2018-01-29 2020-09-30 Ｋｙｂ株式会社 Fluid leak detection equipment and reciprocating fluid pressure equipment

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2679827A (en) * 1948-06-11 1954-06-01 Electro Hydraulics Ltd Combination fluid pressure motor and shock absorber
US2807021A (en) * 1955-02-10 1957-09-24 United Shoe Machinery Corp Fluid motors of the percussive type
US2918085A (en) * 1956-05-23 1959-12-22 Jaroco Engineering Co Control system for valves
US3078065A (en) * 1961-05-12 1963-02-19 Fisher Governor Co Ball valve actuator
US3063423A (en) * 1961-08-17 1962-11-13 Gen Precision Inc Seal means for hydraulic actuator
US3248879A (en) * 1965-04-22 1966-05-03 Acf Ind Inc Constant pressure source for valves
US3316817A (en) * 1965-09-08 1967-05-02 Elox Corp Michigan Air bleed system for hydraulic piston
DE1475871A1 (en) * 1965-10-30 1969-01-30 Teves Gmbh Alfred Pistons for slave cylinders of hydraulic systems
GB1143003A (en) * 1965-11-10 1969-02-19 Dowty Technical Dev Ltd Fluid pulse actuated reciprocable tools
GB1232598A (en) * 1967-11-13 1971-05-19
DE1807788A1 (en) * 1968-11-08 1971-02-11 Fichtel & Sachs Ag Hydraulic motor with gas energy storage
GB1309905A (en) * 1969-06-09 1973-03-14 Girling Ltd Hydraulic brakes
FR2127281A5 (en) * 1971-03-03 1972-10-13 Ellingsen Karl
US3815481A (en) * 1972-04-14 1974-06-11 R Pauliukonis Power cylinder with piston return by own vacuum force

Also Published As

Publication number Publication date
DD121972A5 (en) 1976-09-05
ES442808A1 (en) 1977-04-16
JPS5172876A (en) 1976-06-24
GB1477970A (en) 1977-06-29
US3962956A (en) 1976-06-15
IL48415A0 (en) 1976-01-30
JPS5654481B2 (en) 1981-12-25
DE2551126A1 (en) 1976-05-20
BR7507513A (en) 1976-08-10
AU8638975A (en) 1977-05-12
SE7512946L (en) 1976-05-20
FR2292173A1 (en) 1976-06-18
IT1048786B (en) 1980-12-20

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